Analysis
- max time kernel
127s - max time network
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 15:28
Behavioral task
behavioral1
Sample
2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
11 signatures
150 seconds
General
- Target 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe
- Size 1.7MB
- Sample260810-swgwcssbjd
- SHA256 b50b2d28f59ebf1659dac6475ce82873373c8b358ae19d220565726ceae0c3b5
- MD5 4055abb1bdac95a783107c33ca5083aa
- SHA1 67cca59fc26406ca855d3fa53a71a3e329266b02
- SHA512 21e051db9e40598fbd879249d4ca299a43477003c2e6378c58de2fada00dac32c06054c5a065cf5d1ec4b448079f5930842551b1864288ee4df4800cb5015d52
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6aq6ND5TvinrmAYTqMi8CtBd2QHCHa:A3k03kHRJx56r+qJtb2IV
- TLSH T19E855B16F6A84BA5D06BC174C5D29666EA333C425F3087CF1349DA293F337D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables packed with ASPack 6 IoCs
resource yara_rule behavioral2/memory/5112-0-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x001000000001c263-5.dat INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0009000000016bca-11.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/5112-15-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/688-22-0x0000000000400000-0x000000000040F000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/files/0x0004000000019db2-1016.dat INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x001000000001c263-5.dat aspack_v212_v242 behavioral2/files/0x0009000000016bca-11.dat aspack_v212_v242 behavioral2/files/0x0004000000019db2-1016.dat aspack_v212_v242 - Executes dropped EXE 1 IoCs
pid Process 688 patcher.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinFirewall = "C:\\905c0769f9a06c95a24ddf945\\patcher.exe" patcher.exe - Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files\Java\jdk-1.8\jre\bin\kinit.exe patcher.exe File opened for modification C:\Program Files\Windows Media Player\wmlaunch.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\tnameserv.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOUC.EXE$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe patcher.exe File opened for modification C:\Program Files\dotnet\dotnet.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Mozilla Firefox\plugin-container.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdate.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateSetup.exe patcher.exe File opened for modification C:\Program Files\Internet Explorer\ExtExport.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CNFNOT32.EXE patcher.exe File opened for modification C:\Program Files\Mozilla Firefox\default-browser-agent.exe patcher.exe File opened for modification C:\Program Files\Windows Defender\MpDlpCmd.exe patcher.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroTextExtractor.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\ie_to_edge_stub.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsgen.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateComRegisterShell64.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedge.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\notification_click_helper.exe patcher.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe$ patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\OUTLOOK.EXE 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\rmid.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmid.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeComRegisterShellARM64.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe$ patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE$ patcher.exe File opened for modification C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe$ patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\javadoc.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\jhat.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateBroker.exe patcher.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe$ patcher.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe patcher.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe$ 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File created C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe patcher.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\grv_icons.exe$ 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe$ 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe patcher.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\notification_helper.exe patcher.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\MicrosoftEdgeUpdateSetup.exe patcher.exe File created C:\Program Files\Java\jdk-1.8\bin\klist.exe 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe$ patcher.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\:\autorun.inf patcher.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language patcher.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\:\autorun.inf 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe File opened for modification C:\Windows\:\autorun.inf patcher.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5112 2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe 688 patcher.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_4055abb1bdac95a783107c33ca5083aa_amadey_cobalt-strike_elex_hijackloader_vidar_wannacry.exe"1⤵
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:5112
-
C:\905c0769f9a06c95a24ddf945\patcher.exeC:\905c0769f9a06c95a24ddf945\patcher.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious use of SetWindowsHookEx
PID:688
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\905c0769f9a06c95a24ddf945\patcher.exe
- Size 1.7MB
- SHA256 b50b2d28f59ebf1659dac6475ce82873373c8b358ae19d220565726ceae0c3b5
- MD5 4055abb1bdac95a783107c33ca5083aa
- SHA1 67cca59fc26406ca855d3fa53a71a3e329266b02
- SHA512 21e051db9e40598fbd879249d4ca299a43477003c2e6378c58de2fada00dac32c06054c5a065cf5d1ec4b448079f5930842551b1864288ee4df4800cb5015d52
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6aq6ND5TvinrmAYTqMi8CtBd2QHCHa:A3k03kHRJx56r+qJtb2IV
- TLSH T19E855B16F6A84BA5D06BC174C5D29666EA333C425F3087CF1349DA293F337D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\7-Zip\7z.exe$
- Size 2.2MB
- SHA256 972f9834eda3881acbbca330f4d4d84dc2778ce5309a62ff9f0ff7b163006a16
- MD5 347fe2bc9d5450cd8008a683a5a228f0
- SHA1 c304514d0203458b583bbed546b61f9439a9e7f5
- SHA512 b757c5a6415c4314195a6f0cb98a57d898fce41151725f2ab66b36fa495a76911c8838b749a62b136cbbd2d66478ac03300c6b8a6b44503e7d6a3ee59bbd9604
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6aq6ND5TvinrmAYTqMi8CtBd2QHCH+:A3k03kHRJx56r+qJtb2IRPji0Aj
- TLSH T1D6B55B16F6A44B65D07BC0B9C5D2969AEA323C425F3087CB1345DB283F277D19A3A732
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE$
- Size 1.7MB
- SHA256 c35e5cec5972f91ef4a8c55fb33b254cdbebfa5ac2a8571dcaccc3d6b66908d9
- MD5 08f104fd6148f67eba99898950b0d885
- SHA1 24371c071abff2f4044be0f76d715c7304b66c8e
- SHA512 003cec71b83be79c3a2ebb567aecf1543b6e282ccf2035dde082439770ce6ff2df1f8ec091280b7d1aaaae0e25feeea00bd88118ca02d7a3fcb010b19ba98bb7
- SSDEEP 24576:A3mnXoZ643mnXoZ6i6cMJlCUQ0l98bscCZ6aq6ND5TvinrmAYTqMi8CtBd2QHCHb:A3k03kHRJx56r+qJtb2Ie
- TLSH T1D2855B16F6A84BA5D06BC074C5D29666FA333C425F3087CF1349DA293F637D19A3A362
- MD5 SHA1 SHA512 SSDEEP TLSH